<%--
  Created by IntelliJ IDEA.
  User: id
  Date: 2021/1/6
  Time: 19:42
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ page  isELIgnored="false" contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
    <script type="text/javascript" src="../../static/jquery-3.4.1.js"></script>
    <script type="text/javascript">
        $(function () {
            $("#bt").click(function () {
                if(confirm("是否点击是")){
                    alert(${a})
                }else {
                    alert("啊啊啊")
                }
            })
        })
    </script>

</head>
<body>

<button id="bt">点</button>

</body>
</html>
